Home / 6,219.40-8,582.46-3,424.84

Finding the Fourth Proportional to 6,219.40, 8,582.46 and 3,424.84

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Solution

The fourth proportional to 6,219.40, 8,582.46 and 3,424.84 is: 4,726.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.40 : 8,582.46 = 3,424.84 : x
  2. Step 2: Convert to fraction form
    6,219.40/8,582.46 = 3,424.84/x
  3. Step 3: Cross multiply
    6,219.40x = 8,582.46 × 3,424.84
  4. Step 4: Simplify right side
    6,219.40x = 29,393,552.31
  5. Step 5: Solve for x
    x = 29,393,552.31/6,219.40
  6. Step 6: Final answer
    x = 4,726.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.